A pin is a device used for fastening objects or material together. Pin or PIN may also refer to:

Computers and technology

Personal identification number A personal identification number (PIN), or sometimes redundantly a PIN number or PIN code, is a numeric (sometimes alpha-numeric) passcode used in the process of authenticating a user accessing a system. The PIN has been the key to facilitati ...

(PIN), to access a secured system ** PIN pad, a PIN entry device * PIN, a former Dutch debit card system * An image on Pinterest * PIN diode, a semiconductor diode * Pin, a short lead in electronics * Pinning, the act of attaching a

social media Social media are interactive media technologies that facilitate the creation and sharing of information, ideas, interests, and other forms of expression through virtual communities and networks. While challenges to the definition of ''social me ...

post to the top of a page to signify importance * To pin an object to another object in interface, such as pinning an application to the

taskbar A taskbar is an element of a graphical user interface which has various purposes. It typically shows which programs are currently running. The specific design and layout of the taskbar varies between individual operating systems, but generally a ...

Pin (computer program) Pin is a platform for creating analysis tools. A pin tool comprises instrumentation, analysis and callback routines. Instrumentation routines are called when code that has not yet been recompiled is about to be run, and enable the insertion of ana ...

, a platform for creating analysis tools

Awards, brooches, or fasteners

* Award pin, recognising an achievement *

Bobby pin A bobby pin (also known as a kirby grip or hair grip in the United Kingdom) is a type of hairpin, usually of metal or plastic, used in coiffure to hold hair in place. It is a small double-pronged hair pin or clip that slides into hair with the ...

or kirby grip or hair grip, a hairpin *

Clevis pin A clevis fastener is a two-piece fastener system consisting of a ''clevis'' and a ''clevis pin head''. The clevis is a U-shaped piece that has holes at the end of the prongs to accept the clevis pin. The clevis pin is similar to a bolt, but is ...

, a three-piece fastener system * Collar pin, for a shirt collar * Drawing pin or thumbtack *

Lapel pin A lapel pin, also known as an enamel pin, is a small pin worn on clothing, often on the lapel of a jacket, attached to a bag, or displayed on a piece of fabric. Lapel pins can be ornamental or can indicate the wearer's affiliation with an organiz ...

, a small pin worn on clothing * Pin-back button, a badge fastened to garments with a safety pin. * Safety pin, pin which includes a simple spring mechanism and a clasp *

Split pin A split pin, also known in the United States of America as a cotter pin or cotter key, is a metal fastener with two tines that are bent during installation, similar to a staple or rivet. Typically made of thick wire with a half-circular cross ...

or cotter pin, a fastener

Music and film

Pin (harp) The pin ( km, ពិណ, ) is a Cambodian harp, one of the most historically important instruments in Cambodian music. The instrument went extinct 1500s, and is now being restored in modern times. Its historical importance is emphasized by the v ...

a Cambodian

harp The harp is a stringed musical instrument that has a number of individual strings running at an angle to its soundboard; the strings are plucked with the fingers. Harps can be made and played in various ways, standing or sitting, and in orc ...

* ''Pin'' (film), 1988, Canada * "Pin", a song by the Yeah Yeah Yeahs, from the album ''

Fever to Tell ''Fever to Tell'' is the debut studio album by American indie rock band Yeah Yeah Yeahs, released on April 29, 2003, by Interscope Records. It was produced by David Andrew Sitek and mixed by Alan Moulder. Four singles were issued, the first being ...

'', 2003 * "Pin", a song by Anuel AA, from the album ''

Las Leyendas Nunca Mueren ''Las Leyendas Nunca Mueren'' is the third solo studio album, and fourth overall, by Puerto Rican rapper Anuel AA. It was released on November 26, 2021, through Real Hasta la Muerte and Sony Music Latin. The album follows his second studio al ...

'', 2021 *

The Pin (comedy act) The Pin is a comedy double-act composed of Ben Ashenden and Alex Owen. They wrote and starred in a BBC Radio 4 show of the same name from 2015 to 2019. Background The double act met at the University of Cambridge, where they joined the Cambri ...

, on BBC Radio 4 * "The Pin", a song from the Goo Goo Dolls' album '' Boxes'' *

Bridge pin A bridge is a device that supports the strings on a stringed musical instrument and transmits the vibration of those strings to another structural component of the instrument—typically a soundboard, such as the top of a guitar or violin—w ...

, on a keyboard musical instrument

Sports and games

Pin (amateur wrestling) A pin, or fall, is a victory condition in various forms of wrestling that is met by holding an opponent's shoulders or scapulae (shoulder blades) on the wrestling mat for a prescribed period of time. This article deals with the pin as it is def ...

, holding an opponent down *

Pin (professional wrestling) In wrestling, a pin is achieved by holding an opponent's shoulders to the mat for a three count. Pinfall is the term used in professional wrestling which is a way to win the match for that person or team. Background A pinfall is a victory condi ...

, wrestling move *

Pin (bridge) In bridge and similar trick-taking game A trick-taking game is a card or tile-based game in which play of a '' hand'' centers on a series of finite rounds or units of play, called ''tricks'', which are each evaluated to determine a winner or '' ...

, a maneuver in the game of bridge *

Pin (chess) In chess, a pin is a tactic in which a defending piece cannot move out of an attacking piece's line of attack without exposing a more valuable defending piece. Moving the attacking piece to effect the pin is called ''pinning''; the defending piec ...

, when a defending chess piece cannot move without exposing a more valuable defending piece *

Bowling pin Bowling pins (historically also known as skittles or kegels) are the target of the bowling ball in various bowling games including tenpins, five-pins, duckpins and candlepins. Tenpins Pin specifications are set by the United States Bowling ...

, the target of the bowling ball in various bowling games *

Gabriele Pin Gabriele Pin (born 21 January 1962) is an Italian football coach, and a former player. He is currently an assistant coach at Al-Ittihad Kalba. Pin became a coach after a long professional career as a midfielder. As a player, he won the Scudetto ...

(born 1962), Italian footballer

Other uses

* Pin, Haute-Saône, French commune *

Police Information Notice The Protection from Harassment Act 1997 (c 40) is an Act of the Parliament of the United Kingdom. On introducing the Bill's second reading in the House of Lords, the Lord Chancellor, Lord Mackay of Clashfern, said, "The aim of this Bill is to ...

in the UK *

Postal code A postal code (also known locally in various English-speaking countries throughout the world as a postcode, post code, PIN or ZIP Code) is a series of letters or digits or both, sometimes including spaces or punctuation, included in a postal ...

, a series of digits or letters used in a postal address *

Postal Index Number A Postal Index Number (PIN; sometimes redundantly a PIN code) refers to a six-digit code in the Indian postal code system used by India Post. On 15 August 2022, the PIN system celebrated its 50th anniversary. History The PIN system was int ...

, postal code of locations in India * PIN Group, a German postal company * People in Need (Czech Republic), an organization * Paleontological Institute, Russian Academy of Sciences, Moscow, Russia * PIN proteins in plants *

Progressive inflammatory neuropathy Progressive inflammatory neuropathy is a disease that was identified in a report, released on January 31, 2008, by the Centers for Disease Control and Prevention. The first known outbreak of this neuropathy occurred in southeastern Minnesota in t ...

, a disease *

Prostatic intraepithelial neoplasia High-grade prostatic intraepithelial neoplasia (HGPIN) is an abnormality of prostatic glands and believed to precede the development of prostate adenocarcinoma (the most common form of prostate cancer). It may be referred to simply as prostatic i ...

, an abnormality of prostatic glands *

Center pin A bogie or railroad truck holds the wheel sets of a rail vehicle. Axlebox An ''axle box'', also known as a ''journal box'' in North America, is the mechanical subassembly on each end of the axles under a railway wagon, coach or locomotive; ...

, on railway vehicles *

Dowel A dowel is a cylindrical rod, usually made of wood, plastic, or metal. In its original manufactured form, a dowel is called a ''dowel rod''. Dowel rods are often cut into short lengths called dowel pins. Dowels are commonly used as structural ...

or dowel pin *

Preferred IUPAC name In chemical nomenclature, a preferred IUPAC name (PIN) is a unique name, assigned to a chemical substance and preferred among the possible names generated by IUPAC nomenclature. The "preferred IUPAC nomenclature" provides a set of rules for choo ...

, a chemical name * Abbreviation of ''

Pinxit (from Latin: "one painted") is a stylized amendment added to the signature depiction of the name of the person responsible for a work of art, found conventionally in the Late Middle Ages and the Renaissance. It is sometimes abbreviated ''P'', ''P ...

'' * Half a firkin in English brewery cask units * Pinacolate group, sometimes abbreviated pin

Computers and technology

Awards, brooches, or fasteners

Music and film

Sports and games

Other uses

See also